[INFO] fetching crate afterburn 4.4.2...
[INFO] checking afterburn-4.4.2 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate afterburn 4.4.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate afterburn 4.4.2 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate afterburn 4.4.2
[INFO] finished tweaking crates.io crate afterburn 4.4.2
[INFO] tweaked toml for crates.io crate afterburn 4.4.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate afterburn 4.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb397dbcdaa35f821869c7cc8053e6165bc07d24682ad14a19efd7908c6ed535
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eb397dbcdaa35f821869c7cc8053e6165bc07d24682ad14a19efd7908c6ed535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb397dbcdaa35f821869c7cc8053e6165bc07d24682ad14a19efd7908c6ed535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb397dbcdaa35f821869c7cc8053e6165bc07d24682ad14a19efd7908c6ed535", kill_on_drop: false }`
[INFO] [stdout] eb397dbcdaa35f821869c7cc8053e6165bc07d24682ad14a19efd7908c6ed535
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 461b25a76640fea2878afea651baa986bf51462de5936b0b780e03b10c4d9d75
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "461b25a76640fea2878afea651baa986bf51462de5936b0b780e03b10c4d9d75", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking encoding_rs v0.8.23
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling vmw_backdoor v0.1.3
[INFO] [stderr]     Checking slog-async v2.5.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking pnet_sys v0.26.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking users v0.10.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking block-buffer v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking md-5 v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.0
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking openssh-keys v0.4.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking slog-term v2.6.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.18
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling extend v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.18
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking ipnetwork v0.16.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking ipnetwork v0.17.0
[INFO] [stderr]     Checking serde-xml-rs v0.4.0
[INFO] [stderr]     Checking pnet_datalink v0.26.0
[INFO] [stderr]     Checking libsystemd v0.2.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking assert-json-diff v1.0.3
[INFO] [stderr]     Checking mockito v0.26.0
[INFO] [stderr]     Checking afterburn v4.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "461b25a76640fea2878afea651baa986bf51462de5936b0b780e03b10c4d9d75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "461b25a76640fea2878afea651baa986bf51462de5936b0b780e03b10c4d9d75", kill_on_drop: false }`
[INFO] [stdout] 461b25a76640fea2878afea651baa986bf51462de5936b0b780e03b10c4d9d75